- EN -
Maintenance and cleaning
Attention! Dangerous electrical voltage.
Possible consequences: Death or severe injury.
Protective measures:
Electrical units and installations with a rated voltage of U > 12 V AC or U >30 V DC located in the water:
Isolate the units and installations (switch off and disconnect from the power supply) before reaching into
the water.
Isolate the unit before starting any work.
Secure the unit to prevent unintentional switching on.
Cleaning the unit
If necessary, clean the unit with clear water using a soft sponge or cloth.
Replacing the membrane
Only use original spare parts from PfG.
– The unit may be damaged by the use of spare parts from other manufacturers.
How to proceed:
D
Insert the membrane key with the notches onto the ring nut and unscrew the ring nut counter clockwise.
Remove the membrane and O-ring, check for damage, clean and, if necessary, replace.
Reassemble the unit in the reverse order.
– Ensure that the O ring is correctly positioned.
Reconnect to the power supply and check the function.
Wear parts
The following components are wear parts and are excluded from the warranty:
Membrane
Storage/Over-wintering
Observe the permissible operating temperature range. ( Technical data)
If the limit values are exceeded or gone below, it is necessary to remove the unit. Clean the unit thoroughly and
check it for damage.
Store the unit in a dry and frost-free place.
Disposal
This unit contains electronic components - do not dispose of this unit with domestic waste! For disposal pur-
poses, please use the return system provided. Render the unit unusable beforehand by cutting the cables.
Guarantee conditions
PfG grants a 2 year guarantee from the date of sale on proven material and manufacturing faults. Prerequisite for our
guarantee is the presentation of the purchase receipt. Our guarantee will become null and void if the unit is misused,
electrically or mechanically damaged by inappropriate use and improper repair by non-authorised workshops. Repairs
are reserved for workshops authorised by PfG or by PfG itself. In the case of warranty claims, please return the defec-
tive unit or part freight paid to PfG together with a description of the fault and the purchase receipt. PfG reserves the
right to invoice repair costs. PfG is not liable for transport damage. Any damage must be claimed against the carrier.
Further claims of whatever type, especially consequential damage, are excluded. This guarantee does not affect the
final customer's claims against the dealer.
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